First-Line Supervisors of Police and Detectives Salary in Illinois

Half of first-line supervisors of police and detectives roles in Illinois report earning more than $135,080 a year and half report earning less — that is the median. The mean (average) of $126,760 is pulled up or down by the highest and lowest earners, which is why the median is usually the better benchmark.

Salary range

A quarter of reported salaries fall below $106,430 and a quarter are above $135,080, so most first-line supervisors of police and detectives pay sits between those two figures. These percentiles describe how pay is spread across all reported roles — they are not a direct measure of years of experience.

What can affect first-line supervisors of police and detectives pay?

• Years of experience and level of responsibility
• Employer type and size
• Specialization within the occupation
• Certifications and licensing
• Industry
• Hours worked, shift patterns and overtime
• The local labor market where the job is based